You may also pass in only a substring of the item from itemize.
It is recommended that you use shape_full instead, since that API allows for shaping interaction happening across text item boundaries.
Note that the extra attributes in the
analyis that is returned from itemize
have indices that are relative to the entire paragraph, so you need to subtract the item offset from their indices before calling
the text to process
the length (in bytes) of
glyph string in which to store results